Hot questions

0 votes

1.4k views

1 answer

linux - How to fix "[SEVERE]: bind() failed: Cannot assign requested address (99)" while starting chromedriver

I downloaded the latest version of chromedriver in Centos 7 platform: https://chromedriver.storage.googleapis.com/index. ... can I solve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

947 views

1 answer

java - No operator matches the given name and argument type(s). You might need to add explicit type casts. -- Netbeans, Postgresql 8.4 and Glassfish

I am trying to edit a table in Postgresql using JPA in Glassfish using EclipseLink. When I insert an entity, it ... . 53 more Java Result: 1 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

815 views

1 answer

types - What is the differences between Int and Integer in Scala?

I was working with a variable that I had declared as an Integer and discovered that > is not a member of Integer. ... doesn't have a > method. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

868 views

1 answer

cryptography - Signing data with private key in c#

I need to sign some data with one private key using Algorithm SHA1RSA ,Rsa Key length 2048 with 64 base encoding. ... i refer that to the code? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

377 views

1 answer

SQL Server: Find out default value of a column with a query

How can I find out the default value of a column in a table using a SQL query? By using this stored procedure: ... missing, How can I get it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

487 views

1 answer

How to execute shell commands synchronously in PHP

I need to run multiple scripts(5 scripts) via cmd, I want to make sure unless and until the first script ... scripts can be run synchronously. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

562 views

1 answer

jquery - tumblr audio/video players + Masonry with infinite scroll

Here's a test page: http://masonry-test.tumblr.com/ I'm using jquery Masonry with infinite scroll on tumblr. All is ... ').masonry(); }); }); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

596 views

1 answer

c# - How do I bind a ComboBox so the displaymember is concat of 2 fields of source datatable?

I'd like to bind a ComboBox to a DataTable (I cannot alter its original schema) cbo.DataSource = tbldata; ... cbo.DataTextField += "Surname"; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

548 views

1 answer

geolocation - Error adding geofences in Android (status code 1000)

I am getting an error in the onAddGeofencesResult(int statusCode, String[] geofenceRequestIds) callback with statusCode ... : 1000 (0x000003e8) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

387 views

1 answer

c++ - How to implement an function equivalent to bwmorph Matlab function in OpenCV

I want to implement bwmorph(image,'endpoints') function in OpenCV. I checked out its Matlab source code. It uses a ... in C++ using OpenCV?? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.1k views

1 answer

sorting - Sort a dictionary by value in JavaScript

Here is my dictionary: const dict = { "x" : 1, "y" : 6, "z" : 9, "a" : 5, "b" : 7, " ... dictionary or get top 5 biggest values in sort order? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

403 views

1 answer

javascript - Firestore - Listen to specific field change?

How can I listen to a specific field change with firestore js sdk ? In the documentation, they only seem to show how to ... && doc.data()); }); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

406 views

1 answer

c++ - Why is a class allowed to have a static member of itself, but not a non-static member?

class base { public: base a; }; It gives compilation error. class base { public: static base a; }; ... code does not give compilation error See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.0k views

1 answer

powershell - Getting "Can't find the drive. The drive called 'IIS' does not exist."

I wrote a PowerShell script to deploy IIS Website automatically, but when I pass parameters to the script I get ... is not be recognized ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

577 views

1 answer

iphone - How to use UITableView inside UIScrollView and receive a cell click?

I have DiscountListTableViewController that is shown as a separate screen in my app. But there's another screen ... directly. Any suggestions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

637 views

1 answer

c# - MSTest Equivalent for NUnit's Parameterized Tests?

NUnit supports a feature where you can specify a set of data inputs for a unit test to be run multiple times ... a similar set of attributes. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

455 views

1 answer

javascript - Correct way Provide DomSanitizer to Component with Angular 2 RC6

I'm attempting to use DomSanitizer to sanitize a dynamic URL within a Component using I can't seem to ... Provider for DomSanitizer? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

418 views

1 answer

html - Question mark characters display within text. Why is this?

I have a backup server that automatically backs up my live site, both files and database. On the live site, the ... is Linux Red Hat Linux 5. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

492 views

1 answer

c - error C2143: syntax error : missing ';' before 'type'

I am new to programming C.. please tell me what is wrong with this program, and why I am getting this error: error ... number++); } getch(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

769 views

1 answer

performance - Python: Why is IDLE so slow?

IDLE is my favorite Python editor. It offers very nice and intuitive Python shell which is extremely useful for unit ... m not really sure. Adam See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

567 views

1 answer

Will PIP work for python 2.7 after its End of Life on 1st Jan 2020

Python 2.7 is reaching its end of life on 1st Jan, 2020 as mentioned by https://legacy.python.org/dev/peps/pep ... on python 2.7 even after EOL. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

568 views

1 answer

sql - Hive - Unpivot functionality in hive

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

696 views

1 answer

java - Is this a memory leak or a false positive?

This is my code: import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; ... just a false warning? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

632 views

1 answer

javascript - How to cancel an image from loading

Suppose in Javascript that you assign the SRC to an IMG tag. It is a large SRC and you want to cancel ... the large image continues to download. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

470 views

1 answer

Disable global variable lookup in Python

In short, the question: Is there a way to prevent Python from looking up variables outside the current scope? ... Error in the second example.) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

441 views

1 answer

c++ - Does clearing a vector affect its capacity?

I instantiate an std::vector foo(1000). foo.size() is now 1000 and foo.capacity() is also 1000. If I ... the standard say anything about that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

428 views

1 answer

c# - How do I write an XML string to a file?

I have a string and its value is: <ROOT> qwerty <SampleElement>adsf</SampleElement> <SampleElement2>The text of the ... 3.0? Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

401 views

1 answer

android - How to pass result from second fragment to first fragment

In my app I have two fragments say fragmentA and FragmentB. When I click on a button in fragmetA, a ... result to previous fragment. Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags